﻿using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;

public partial class GridViewDemo_EditPage : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        long cid = Convert.ToInt64(Request.Params["custId"]);
        // get data from database where custid=cid
        
        lblCustid.Text = "Customer ID: " + cid;
    }
}
